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ji yu tuan liu tui hua mo xing de zi shi ying shui xia tu xiang fu yuan ji qi ping jia
Author(s): 
Pages: 26-31
Year: Issue:  4
Journal: Ocean Technology

Keyword:  水下图像图像复原退化函数湍流模型图像质量评价;
Abstract: 针对由模糊附加低噪声引起的水下退化图像,提出了基于大气湍流退化模型的自适应水下复原方法。通过建立水下图像质量评价函数估计退化模型参数,运用维纳滤波完成图像复原。并对水下图像的对比度及清晰度与退化模型参数之间的关系进行了分析。实验比较结果说明,基于大气湍流模型的水下降质模型对由散射引起的水下图像模糊及对比度降低有较好的复原效果,与其他常见的水下图像预处理方法相比,有效提高了水下图像的对比度和清晰度,为水下目标检测的准确作业和进一步水下退化模型的分析提供了保证。
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